20111313416 has 32 divisors (see below), whose sum is σ = 38112560640. Its totient is φ = 9948046848.

The previous prime is 20111313403. The next prime is 20111313461. The reversal of 20111313416 is 61431311102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20111313391 and 20111313400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3460385 + ... + 3466191.

It is an arithmetic number, because the mean of its divisors is an integer number (1191017520).

Almost surely, 2^20111313416 is an apocalyptic number.

It is an amenable number.

20111313416 is a deficient number, since it is larger than the sum of its proper divisors (18001247224).

20111313416 is a wasteful number, since it uses less digits than its factorization.

20111313416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10373 (or 10369 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 20111313416 its reverse (61431311102), we get a palindrome (81542624518).

The spelling of 20111313416 in words is "twenty billion, one hundred eleven million, three hundred thirteen thousand, four hundred sixteen".